body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen',
    'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue',
    sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  min-width: 1200px;
}

code {
  font-family: source-code-pro, Menlo, Monaco, Consolas, 'Courier New',
    monospace;
}
* {
	list-style: none;
	margin: 0;
	padding: 0;
	text-decoration:none;
	color: black;
	list-style-type: none;
}

.bijian-top-box {
	background-color: rgba(135,206,235,1);
	height: 60px;
	font-size: 23px;
	line-height: 60px;
	padding-left: 50px;
	margin-bottom: 3px;
	
}
.bijian-left-box {
	border: 1px solid gray;
	width: 18%;
	height: 500px;
	float: left;
	margin-right: 1%;
}
.bijian-right-box {
	border: 1px solid gray;
	width: 80%;
	height: 500px;
	float: left;
	display: none;
	overflow:auto;
	min-width: 900px;
}
.bijian-left-box ul li {
	margin-top: 10px;
	background-color: rgba(135,206,235,1);
	height: 50px;
	line-height: 50px;
	text-align: center;
}

/* 文章 */
.div-top {
	border: 1px solid grey;
	height: 50px;
	text-align: center;
}
.div-top ul {
	font-size: 20px;
}
.div-top ul li{
	float: left;
	line-height: 50px;
	text-align: center;
}

.li-id {
	width: 10%;
}
.li-title {
	width: 45%;
	/* line-height: 10px; */
	/* border: 1px solid red; */
}
.li-name {
	width: 10%;
}
.li-date {
	width: 10%;
}
.li-like {
	width: 9%;
}
.li-del {
	width: 14%;
}
.article-ul {
	height: 30px;
	text-align: center;
	/* border: 1px solid red; */
}
.article-ul li {
	float: left;
	line-height: 15px;
	text-align: center;
	border: 1px solid #fff;
	overflow: hidden;
	/* border: 1px solid red; */
	height: 44px;
}
img {
	width: 50%;
	height: 90%;
}
.itemtxt {
	font-size: 13px;
}
.addtopicsbtn {
	background-color: rgba(135,206,235,1);
	padding: 5px;
	border: 1px solid rgba(135,206,235,1);
	border-radius: 5px;
}